Earlier today, we flipped asm.js to “In Development” at status.modern.ie . Support for asm.js has been one of the top 10 most-requested items at the IE Suggestion Box on UserVoice since we launched it in December .
Delivering an interoperable & spec compliant JavaScript engine with...

Last week, we shared the latest news for the Windows 10 Web platform and introduced Project Spartan, the browser built for Windows 10. In addition to building Project Spartan, we have been hard at work updating the Internet Explorer developer tools in Windows 10. Today we want to show you the latest...

Ready to speed things up?
Here at Microsoft, we’re rolling out support in Internet Explorer for the first significant rework of the Hypertext Transfer Protocol since 1999. It’s been a while, so it’s due.
While there have been lot of efforts to streamline Web architecture over the years, none have...

The August update for Internet Explorer 11 includes new capabilities to help web developers detect when their WebGL application might encounter performance problems due to underlying hardware, including support for the failIfMajorPerformanceCaveat flag and WEBGL_debug_renderer_info extension. These can...

We recently announced support for the Touch Event API in Internet Explorer for Windows Phone 8.1 Update as a part of our commitment to make the Web “just work” for our users . This means IE now supports all three major pointing input APIs: Mouse Events, Touch Events, and Pointer Events. Mobile...

The August update for Internet Explorer includes updates to the WebGL and F12 features, in addition to the latest security updates.
As discussed on the Windows blog , we’ll continue to use our existing monthly update process to deliver more frequent improvements in addition to security updates.
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In the spirit of the season, we wanted to share some GPU-powered HTML5 and CSS3 holiday cheer. Check out Holiday Lites to brighten your screen and test your browser’s layout and rendering performance. This demo shows how IE11 updates content incrementally rather than needing to layout and render the...

Together with Google, Mozilla, Microsoft, and other community leaders, the W3C Web Performance working group has standardized the Navigation Timing , Resource Timing , User Timing , and Performance Timeline interfaces to help you understand the real-world performance of navigating, fetching resources...

Internet Explorer 11 helps overcome the effects of network latency, making every day browsing feel fast and responsive without hurting battery life, CPU, network bandwidth, or memory. Network latency is a problem that holds back Web performance, even though we enjoy more bandwidth now than ever before...

EtchMark is a new take on the classic Etch-A-Sketch drawing toy, showcasing IE11’s improved support for touch and emerging Web standards (including Pointer Events and Device Orientation ). In this post, we’ll walk through several features that you can easily add to your own sites to build an experience...

Internet Explorer 11 (IE11) is available worldwide in 95 languages for download today . We will begin automatically updating Windows 7 customers to IE11 in the weeks ahead, starting today with customers running the IE11 Developer and Release Previews. With this final release, IE11 brings the same leading...

Today we released improvements to the modern.IE code scanner that help developers identify common patterns that improve real-site performance and can make a real impact on what users do on sites they visit. We also published a new tutorial that shows how swish.com used a combination of modern.IE and...

Internet Explorer 11 continues to provide the best Web experience that is fast, fluid and perfect for touch, across the full range of Windows devices and screen sizes. The IE11 Release Preview for Windows 7 is available for download today and includes performance improvements making it 30% faster than...

Internet Explorer 11 and Windows Store Apps on Windows 8.1 offload parts of the image decoding pipeline to the graphics hardware, resulting in up to 45% faster image load, up to 40% lower memory consumption, and improved battery life. Images on average account for the most bytes downloaded on the Web...

Internet Explorer 11 in the Windows 8.1 Preview continues the innovative touch support introduced in Windows 8 with new touch features, improvements to existing touch features, and new developer APIs. This blog post showcases just some of the ways touch support in Windows 8.1 with IE11 is even better...

Internet Explorer 11 on Windows 8.1 and Windows 7 comes with a completely redesigned and enhanced suite of in-browser developer tools that help developers build, diagnose, and optimize modern Web sites and apps across multiple devices. The new tools, which we call F12 for short, enable Web developers...

As part of today’s Windows 8.1 Preview, Internet Explorer 11 (IE11) Preview is now also available. Fast, fluid and perfect for touch, IE11 continues our vision of providing the best Web experience across the full range of Windows devices and screen sizes – an experience where sites and apps...

The W3C Web Performance Working Group recently published three specifications as W3C Recommendations with full implementations from all major browser vendors, advancing developers’ ability to accurately measure the performance of Web applications and make the Web faster. Over the last three years, companies...

As developers build on the full capabilities of HTML5, touch, and hardware accelerated graphics, the web today is more engaging for consumers than many imagined. The experiences developers are building today simply were not possible just a few years ago.
Saturday marked the third anniversary of the...

Building Vyclone's Interactive Experience with HTML5
The Web is more engaging and productive for consumers, as developers unlock the full potential of HTML5. In this guest blog post, Anton Molleda of Plain Concepts talks about his experience and learnings while developing Vcylone , a social video...

We don’t want the holiday season to pass without sharing another new HTML5 experience that makes the most of your PC hardware and the new touch capabilities in Windows 8.
Check out Penguin Mark and enjoy some GPU-powered holiday fun. This experience brings together hardware-accelerated HTML5...

The W3C Web Performance working group recently held the W3C Workshop on Performance on Thursday, November 8, 2012. The goal was to hear current challenges and proposals for new performance ideas for the working group to consider. There were 45 attendees from 21 organizations, including most browser manufactures...

Creating high performance Web applications is crucial for every Web developer, be it a Web site that runs on a standards based Web browser or a Windows Store App. Microsoft recently hosted the BUILD 2012 conference at the Microsoft campus in Redmond, WA. At this conference, I had the opportunity to share...